TGIS_BitmapAbstract class

Platform dependent Bitmap implementation.

Available also on: .NET | Java | Python.

Syntax

// Delphi
type
  TGIS_BitmapAbstract = class( TGIS_ObjectDisposable )
  end;

// C++ Builder
class PASCALIMPLEMENTATION TGIS_BitmapAbstract : public TGIS_ObjectDisposable
{
};

Inherited Protected

	Name	Visibility	Description
	Master	public	Master TGIS_Bitmap object.

Inherited Overrides Protected

Name	Visibility	Description
Clear	public	Clear the bitmap with a color
CreateViewer	public	Create a bitmap viewer
DrawGlyph	public
DrawShape(TObject; Boolean; Double; TPoint)	public	Draw a shape on a bitmap.
DrawShape(TObject; Integer; Boolean; Double; TPoint)	public	Draw a shape on a bitmap (for internal TGIS_Shape.PrepareContourInternal purposes).
DrawShape(TObject; Integer; Boolean; TGIS_Color; TGIS_Color; Double; TPoint)	public	Draw a shape on a bitmap (for internal TGIS_Shape.PrepareContourInternal purposes).
DrawSymbol(String)	public	Draws symbol
DrawSymbol(String; Integer)	public	Draws symbol
DrawSymbol(String; Integer; Double)	public	Draws symbol
DrawSymbol(String; Integer; TGIS_Color; TGIS_Color)	public	Draws symbol
DrawSymbol(String; Integer; TGIS_Color; TGIS_Color; Double)	public	Draws symbol
FromBitmap	public	Create bitmap from platform specific object.
FromFile	public	Create bitmap from file.
FromStream	public	Create bitmap from stream.
GetData	public	Return platform specific bitmap object (like TBitmap for VCL).
LockPixels	public	Prepare bitmap for direct pixel access operation.
MakeTransparent	public	Make bitmap transparent
ToFile(String)	public	Save bitmap to file.
ToFile(String; TGIS_PixelFormat; TGIS_PixelSubFormat; Integer)	public	Save bitmap to file.
ToStream(TObject)	public	Save bitmap to stream.
ToStream(TObject; TGIS_PixelFormat; TGIS_PixelSubFormat; Integer)	public	Save bitmap to stream.
UnlockPixels	public	Finalize pixel access operation.

Inherited Protected

Name	Visibility	Description
Data	public	Platform specific bitmap object (like TBitmap for VCL).
Height	public	Bitmap height in pixels.
PPI	public	Bitmap resolution.
Premultiplied	public	True if bitmap should be treated as premultipied.
Width	public	Bitmap width in pixels.